另外，当有人来找你时，你应该能给他们发送信号。
Also, when someone comes looking, you should be able to signal to them.
进程甚至可以给自己发送信号。
您可以用kill命令发送信号。
一个普通的手机可以发送信号的距离为70公里。
An ordinary cellphone may send a signal at the distance 70km.
这些电极通过电缆发送信号到计算机。
Those electrodes send signals through a cable to a computer.
当血压上升时，压力感受器向大脑发送信号。
When blood pressure rises, the baroreceptors send messages to the brain.
然后再用这检测得到的发送信号辨识传输信道。
Then, the paper identified the transmission channel with the detected transmitted signals.
和UNIX中许多其他资源一样，您只能向您拥有的进程发送信号。
As with many other resources in UNIX, you can only signal processes that you own.
和UNIX中许多其他资源一样，您只能向您拥有的进程发送信号。
As with many other resources in UNIX, you can only signal processes that you own.
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